NPPES file of Aug 9, 2026

Ambulatory Care Registered Nurse in California

940 NPPES records list ambulatory care registered nurse with a practice address in California, 2.4 per 100,000 residents, the 7th highest rate of 51. Los Angeles and Oakland have the most; each record links to the provider's NPI and the California license search. Page 14 of 19.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 163WP2201X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Los Angeles has the most, 272

  1. Los Angeles272
  2. Oakland78
  3. Torrance78
  4. Van Nuys54
  5. Sylmar49

Ambulatory Care Registered Nurse records in California

  1. Dawn Pavon, RNVentura, CA 930031104789072
  2. Anthony PawlonekOakland, CA 946021609536762
  3. Shaquanta PearsonLos Angeles, CA 900591881399574
  4. Mary Peckenham, RNConcord, CA 945181942675970
  5. Elvia Pena, RNPalmdale, CA 935521447772892
  6. Ratana PenkingcarnLos Angeles, CA 900031609303619
  7. Carmen PennyEl Monte, CA 917311568178184
  8. Shandra PereraOakland, CA 946021841823507
  9. Susan PerettoBakersfield, CA 933081235773680
  10. Royan Cianover PereyrasFresno, CA 937031336932953
  11. Briana PerezLos Angeles, CA 900221841901527
  12. Dolores PerezLong Beach, CA 908131558881144
  13. Ernel Perez, RNLancaster, CA 935351164397659
  14. Marcel Perez, RNLos Angeles, CA 900071588377048
  15. Maria Perez, LVNPalmdale, CA 935501174222863
  16. Debbie Perry, RNLos Angeles, CA 900591093245813
  17. Meg Peterson, RNLaguna Niguel, CA 926771376430827
  18. Jeffrey PhommasithLos Angeles, CA 900331578086195
  19. Sandra Pierce, RNLos Angeles, CA 900331225559669
  20. Irma Pineda, NPVan Nuys, CA 914051770016305
  21. Anahita PirnazariPorter Ranch, CA 913261639034705
  22. Dorcas Pitcher, BSN, RNLong Beach, CA 908131366131732
  23. Michelle PittmanLos Angeles, CA 900071639690803
  24. Lauren Pitts-Dove, RNSylmar, CA 913421932629532
  25. America Planas, RNSalinas, CA 939071881535300
  26. Francisco Plascencia, RNLos Angeles, CA 900221619498193
  27. Mary-Frances Pollick, RNLoma Linda, CA 923571730845991
  28. Jennifer Pongpungam, RNLancaster, CA 935351417477860
  29. Teresa PopejoyFresno, CA 937031114763059
  30. Folasade Popoola, RNLancaster, CA 935351174044994
  31. Michelle Prats, RNVan Nuys, CA 914051164134920
  32. Raluca PredaLos Angeles, CA 900331063934453
  33. Cristian Puiu, RNTorrance, CA 905021053840892
  34. Gail PulidoLos Angeles, CA 900591780380998
  35. Yeesmi PulidoDowney, CA 902421659805760
  36. Kathrina PunoSylmar, CA 913421225558083
  37. Lian May Puno, RNSan Fernando, CA 913401629781398
  38. Eisha Purvis, RNLos Angeles, CA 900031649709049
  39. Toni QuachLos Angeles, CA 900331952822363
  40. Roland QueroTorrance, CA 905021346764230
  41. Kelly QuinnOakland, CA 946021033674676
  42. Catherine RabenaLos Angeles, CA 900331942723556
  43. Andrea Raider, NPSan Francisco, CA 941101013136332
  44. Caitlin RaithelOakland, CA 946021225776990
  45. Himalina Rajanakhan, RNOakland, CA 946021760093462
  46. Mario Ramirez, RNDowney, CA 902421861943938
  47. Manuel Ramon SanchezLos Angeles, CA 900221114627288
  48. Francy RamosLos Angeles, CA 900221548781503
  49. Gabriela Ramos, REGISTERED NURSELos Angeles, CA 900331689195026
  50. Jose Rafael Ramos, RNLos Angeles, CA 900591578269288

Source: CMS NPPES, primary taxonomy 163WP2201X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 7 of 51 per resident

  1. Wyoming2.7
  2. Alaska2.6
  3. Wisconsin2.6
  4. California2.4
  5. Massachusetts2.3
  6. Rhode Island2.2
  7. 50 states and D.C.1.0

Source: CMS NPPES, primary taxonomy 163WP2201X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

2.2% of these records appear in a Medicare file, against 1.3% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. California2.2%
  2. United States1.3%

Ambulatory Care Registered Nurse records in California, measured

  • In a Medicare file21 of 940 · 2.2% here, 1.3% nationally
  • In the CMS Doctors and Clinicians file5 · 0.5% here, 0.4% nationally
  • Not updated in five years or more413 · 43.9% here, 42.7% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 163WP2201X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

940 NPPES records list ambulatory care registered nurse (163WP2201X) as their primary taxonomy with a practice address in California: 2.4 per 100,000 residents against 1 nationally (50 states and D.C.). Los Angeles has 272 of them (29%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Ohio199
  2. Massachusetts164
  3. Texas159
  4. Wisconsin151

States with a similar rate per 100,000

  1. Alaska2.6
  2. Rhode Island2.2
  3. Wyoming2.7
  4. Nebraska1.9

The largest states

  1. Ohio199
  2. Massachusetts164
  3. Texas159
  4. Wisconsin151
  5. Michigan130

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.